added links to machine guides

README.md

@@ -8,6 +8,9 @@ PLEASE READ THE WIKI!
 * Outside business hours, send an email to facilities@doc.gold.ac.uk documenting what went wrong, ideally with photos and a detailed story of what happened. 
 
 ## Machine Guides: 
-* Ultimaker: http://gitlab.doc.gold.ac.uk/hackerspace/gds_machines/wikis/Ultimaker 
-
+* FDM 3D printer - **Ultimaker 2**: http://gitlab.doc.gold.ac.uk/hackerspace/gds_machines/wikis/Ultimaker 
+* SLA 3D printer - **Formlabs Form2**:http://gitlab.doc.gold.ac.uk/hackerspace/gds_machines/wikis/Formlabs
+* Laser Cutter/engraver - **Epilog M2 40 Fusion**: http://gitlab.doc.gold.ac.uk/hackerspace/gds_machines/wikis/epilog-m2-40-laser-cutter-engraver
+* Desktop CNC mill - **Roland SRM 20 **: http://gitlab.doc.gold.ac.uk/hackerspace/gds_machines/wikis/cnc-mill-roland-srm-20
+* Vinyl Cutter - **Roland GS 24**: http://gitlab.doc.gold.ac.uk/hackerspace/gds_machines/wikis/vinyl-cutter-roland-gs-24
  
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